worked for about a billion runners since Palaeolithic Man started stalking wild animals in East Africa 150,000 years ago. It still works today. Craig Beesley is proof of that.When Beesley began running two years ago, he could only manage 30 seconds at a

and they require different kinds of animals to perform well." For one thing, the top Tour riders weigh 12 to 20 kilograms more than the top marathon runners; Armstrong checks in around 75kg while Paul Tergat is 62kg.To gain a better understanding of cycling, I

-adaptation principle is deeply rooted in human physiology, and has worked for about a billion runners since Palaeolithic Man started stalking wild animals in East Africa 150,000 years ago. It still works today. Craig Beesley is proof of that.When Beesley began running